<template>
  <div class="wrapper">
    <div style="margin: 200px auto; background-color: #fff; width: 350px; height: 280px; padding: 20px; border-radius: 10px">
      <div style="margin: 20px 0; text-align: center; font-size: 24px"><b>登 录</b></div>
      <el-form :model="user" :rules="rules" ref="userForm">
        <el-form-item prop="username">
          <el-input size="medium" prefix-icon="el-icon-user" v-model="user.username"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input size="medium" prefix-icon="el-icon-lock" show-password
                    v-model="user.password"></el-input>
        </el-form-item>
        <el-form-item style="margin: 10px 0; text-align: center">
          <el-button type="warning" size="small" autocomplete="off" @click="$router.push('/register')">注册</el-button>
          <el-button type="primary" size="small" autocomplete="off" @click="login">登录</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  name: "Login",
  data() {
    return {
      user: {},
      rules: {
        username: [
          {required: true, message: '请输入用户名', trigger: 'blur'},
          {min: 3, max: 10, message: '长度在 3 到 5 个字符', trigger: 'blur'}
        ],
        password: [
          {required: true, message: '请输入密码', trigger: 'blur'},
          {min: 1, max: 20, message: '长度在 1 到 20 个字符', trigger: 'blur'}
        ],
      }
    }
  },
  methods:{
    login() {
      this.$refs['userForm'].validate(async (valid) => {
        if (valid) {  // 表单校验合法
          let res=await this.request.post('/user/login',this.user) 
          if (res.code === '200') {
              console.log('res:',res);
              // 把用户信息存储到vuex中
              // console.log('存储用户id到本地浏览器:',res.data.id);
              sessionStorage.setItem('user',JSON.stringify(res.data))
              this.$store.commit('getUser',res.data)
              
              // this.$router.push('/mall')
              // localStorage.setItem("menus", JSON.stringify(res.data.menus))  // 存储用户信息到浏览器
              if(res.data.role=='管理员'){
                console.log('调到后台');
                this.$router.push('/manage/home')
              }else{
                this.$router.push('/mall')
              }
              // 动态设置当前用户的路由
              this.$message.success("登录成功")
              // if (res.data.role === 'ROLE_STUDENT') {
              //   this.$router.push("/front/home")
              // } else {
              //   this.$router.push("/")
              // }
            } else {
              this.$message.error(res.msg)
            }
        }
      });
    }, 
  },
  

}
</script>

<style scoped>
.wrapper {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  /* background-image: linear-gradient(to bottom right, #FC466B, #3F5EFB); */
  background-image: url('../assets/登录背景.jpg');
  background-size: cover;
  background-repeat: no-repeat;
}
</style>